Sharp SM-SX1 Service Manual page 17

TROLL
44 43 42 41 40 39 38 37 36
1
DI
2
DI
3 BCKI
4 BCKI
IC801
5 LRCI
SM5844AF
6 ICLK
SAMPLING RATE
ICKSL
7
NC 8 CONVERTER
IFM1
NC 9
IFM1
10 IFM2
11 IFM2
C833
12 13 14 15 16 18 19 20
17
0.1
C834
47/10
L808
IC802:INVERTER
VDD
8
1
2 7
3 6
4 5
GND
IC802
TC7W04F
14 13
1 2
L–
L810
CK
10 9 8 14 13 12 11 10
3 11
4 1
3 5 6 7
R+
C809:WAVEFORM RECTIFICATION
7
35 34
33
VSS
32
VSS
D800
RSTN 31
DAN202K
RSTN 30
R845
TST2N 29 NC
10k
NC
TST1N 28
STATE 27 NC
C840
4.7/25
26
IISN
IISN 25
OW20N 24
OW20N 23
21 22
R827
L806
1k
C830
0.1
R839
L+
1K
12 11 10 9 8
C841
2.2
C842
2.2
3 4 5 6 7
R838
1K
C843
2.2
R–
C844
2.2
9 8
2 3 6
4 5 7
8
Figure 17 SCHEMATIC DIAGRAM (4/10)
DIGITAL PWB-A2
R861
15K
D802
DAN202K
4
NC
3
2
7
NC
8
9
R853
4.7K
RLY802
R854
100K
D803
DAN202K
4
3
2
NC L+
R856
7
18K
8
9
L–
R857
NC
18K
RLY801
R848
47K
4
3
2
NC R–
R858
7
18K
8
9
NC R+
R859
18K
RLY800
R851
1K
R850
R852
4.7K
100K
9 10
– 17 –
SM-SX1/SX1W
BI801
CNS102
64fs
6 5
TP10
GND
5 4
R860
15K
CNP102
TO INPUT
SACD R
4
3
SOURCE PWB
TP6
GND
P20 5-G
3
2
GND
2
TP9
SACD L
1 1
TP8
CNP801
TP11
+24V
16
TP12
Protect
15
TP13
Protect +B
14
TP14
GND( µ-COM)
13
TP15
Dig/Ana RLY
12
TP16
12V(RLY)
11
TP17
5V(D)
10
TP18
DR+
9
TP19 CNS801
DR–
8
TP20
GND(D)
7
MAIN PWB
GND(D)
6
P14 1-F
DL–
5
TP22
DL+
4
TP23
A.GND
3
TP24
2 A–10V
TP25
1 A+10V
TP26
CNP800
1 A+10V
TP27
2 A-10V
TP28
A-L-ch
3
TP29
A.GND
4
A.GND
5
A-R-ch
6
TP31
Protect +B
7
8 12V(RLY)
TP33
9 5V(D)
TP34 INPUT SOURCE PWB
GND(D)
10
TP35
DDIN
11
TP36
Protect
12
+24V
13
TP38
11
FROM
CNS800
FROM
P20 4-G
12